Re: [PATCH 1/3] cg-admin-rewritehist: catch git-rev-list returning no commit

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Dear diary, on Sun, Jun 11, 2006 at 02:04:55PM CEST, I got a letter
where Yann Dirson <ydirson@xxxxxxxxxx> said that...
> Signed-off-by: Yann Dirson <ydirson@xxxxxxxxxx>
> ---
> 
>  cg-admin-rewritehist |    4 ++++
>  1 files changed, 4 insertions(+), 0 deletions(-)
> 
> diff --git a/cg-admin-rewritehist b/cg-admin-rewritehist
> index 861c7f6..fe3f210 100755
> --- a/cg-admin-rewritehist
> +++ b/cg-admin-rewritehist
> @@ -199,6 +199,10 @@ done
>  git-rev-list --topo-order HEAD $startrev | tac >../revs
>  commits=$(cat ../revs | wc -l)
>  
> +if [ $commits -eq 0 ]; then
> +    die "Found nothing to rewrite"
> +fi
> +
>  i=0
>  while read commit; do
>  	i=$((i+1))

Thanks, applied.

Dear diary, on Sun, Jun 11, 2006 at 02:04:57PM CEST, I got a letter
where Yann Dirson <ydirson@xxxxxxxxxx> said that...
> Signed-off-by: Yann Dirson <ydirson@xxxxxxxxxx>
> ---
> 
>  cg-admin-rewritehist |    2 ++
>  1 files changed, 2 insertions(+), 0 deletions(-)
> 
> diff --git a/cg-admin-rewritehist b/cg-admin-rewritehist
> index fe3f210..7cbdb30 100755
> --- a/cg-admin-rewritehist
> +++ b/cg-admin-rewritehist
> @@ -154,6 +154,8 @@ while optparse; do
>  	if optparse -d=; then
>  		tempdir="$OPTARG"
>  	elif optparse -r=; then
> +		git-rev-parse "$OPTARG" >/dev/null || die "Unknown revision '$OPTARG'"
> +		git-rev-parse "$OPTARG^" >/dev/null || die "Revision '$OPTARG' does not have parents, check what you really want"
>  		startrev="^$OPTARG^ $OPTARG $startrev"
>  		startrevparents="$OPTARG $startrevparents"
>  	elif optparse --env-filter=; then

Thanks, I've adapted it to the current codebase.

Dear diary, on Sun, Jun 11, 2006 at 02:05:00PM CEST, I got a letter
where Yann Dirson <ydirson@xxxxxxxxxx> said that...
> This is a fix for 95621e54cedef1c4a270af5570a72fc1331b5fcb.
> 
> Signed-off-by: Yann Dirson <ydirson@xxxxxxxxxx>
> ---
> 
>  cg-admin-rewritehist |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
> 
> diff --git a/cg-admin-rewritehist b/cg-admin-rewritehist
> index 7cbdb30..6dd8b92 100755
> --- a/cg-admin-rewritehist
> +++ b/cg-admin-rewritehist
> @@ -157,7 +157,7 @@ while optparse; do
>  		git-rev-parse "$OPTARG" >/dev/null || die "Unknown revision '$OPTARG'"
>  		git-rev-parse "$OPTARG^" >/dev/null || die "Revision '$OPTARG' does not have parents, check what you really want"
>  		startrev="^$OPTARG^ $OPTARG $startrev"
> -		startrevparents="$OPTARG $startrevparents"
> +		startrevparents="$OPTARG^ $startrevparents"
>  	elif optparse --env-filter=; then
>  		filter_env="$OPTARG"
>  	elif optparse --tree-filter=; then

Thanks; I've already applied a patch similar in spirit from someone
else.

-- 
				Petr "Pasky" Baudis
Stuff: http://pasky.or.cz/
A person is just about as big as the things that make them angry.
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